Solid Ideas ProbioBlend Digestive Aid for Horses is an excellent multi-digestive aid for all types of horses. This product features a finely blended digestive aid formula containing digestive enzyme, micro-encapsulated probiotics and live yeast cultures, which boosts fiber absorption and promotes a healthy balance of the digestive system. Also re-establishes the natural flora in the intestinal track of sick horses, while supporting and maximizing digestion on performance horses. Excellent for stressful periods, competition, and other strenuous activities. For use for all types of horses. Sold in convenient, resealable 12.7 oz. bags.